The first heat pumps to pass the U.S. Department ... can't take the cold weather. Carrier and Lennox announced this this month that their newest models, adapted for colder climates, are already ...

Eight manufacturers are putting what they learned during the Residential Cold Climate Heat Pump Technology Challenge into new ...

The first heat pumps to pass the U.S. Department of Energy's Cold Climate Heat Pump Challenge might be in customers' homes by the end of the year.

DOE’s Oak Ridge National Laboratory validated the performance and efficiency of Lennox’s prototype. “DOE’s Cold Climate Heat Pump Challenge calls on American businesses to make heat pumps more ...